🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.1

Radius: 13.9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.47 AU - 0.55 AU

Year: 243 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,088,558 km

• M1: 174,282 km (0.11 R)
• M2: 831,465 km (0.032 R)
• M3: 1,636,002 km (0.099 R)
• M4: 2,252,346 km (0.115 R)
• M5: 2,856,272 km (0.06 R)
• M6: 3,361,165 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.7

Radius: 9.9

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.76 AU - 1 AU

Year: 550 Days

Day: 8 Hours

Environment

Temp: -167 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,088,558 km

• M1: 123,119 km (0.094 R)
• M2: 452,085 km (0.097 R)
• M3: 825,481 km (0.088 R)
• M4: 1,160,431 km (0.059 R)
• M5: 1,553,723 km (0.093 R)
• M6: 2,060,411 km (0.091 R)
• M7: 2,565,753 km (0.116 R)
• M8: 3,096,526 km (0.093 R)
• M9: 3,599,474 km (0.032 R)
• M10: 4,636,487 km (0.066 R)
• M11: 5,216,478 km (0.101 R)
• M12: 5,674,247 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.6

Radius: 13.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.85 AU - 1.31 AU

Year: 748 Days

Day: 12.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,088,558 km

• M1: 166,652 km (0.102 R)
• M2: 602,580 km (0.117 R)
• M3: 1,344,286 km (0.068 R)
• M4: 1,865,785 km (0.045 R)
• M5: 2,659,551 km (0.08 R)
• M6: 3,938,014 km (0.108 R)
• M7: 4,484,495 km (0.1 R)
• M8: 5,008,387 km (0.102 R)
• M9: 5,631,761 km (0.11 R)
• M10: 6,391,868 km (0.1 R)
• M11: 6,943,436 km (0.079 R)
• M12: 7,867,502 km (0.101 R)
• M13: 8,449,886 km (0.111 R)
• M14: 9,307,830 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.2

Radius: 12.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.1 AU - 3.04 AU

Year: 2747 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,088,558 km

• M1: 154,684 km (0.116 R)
• M2: 631,153 km (0.12 R)
• M3: 1,056,610 km (0.111 R)
• M4: 1,742,815 km (0.102 R)
• M5: 2,139,250 km (0.115 R)
• M6: 2,596,720 km (0.092 R)
• M7: 3,248,667 km (0.052 R)
• M8: 4,625,267 km (0.115 R)
• M9: 5,191,645 km (0.109 R)
• M10: 6,758,084 km (0.105 R)
• M11: 7,344,657 km (0.072 R)
• M12: 7,934,521 km (0.105 R)
• M13: 9,411,800 km (0.101 R)
• M14: 12,862,575 km (0.097 R)
• M15: 13,764,799 km (0.088 R)
• M16: 15,361,906 km (0.074 R)
• M17: 15,840,021 km (0.087 R)
• M18: 16,427,043 km (0.107 R)
• M19: 17,028,426 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 12.2

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.48 AU - 4.88 AU

Year: 5699 Days

Day: 6.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,088,558 km

• M1: 151,692 km (0.117 R)
• M2: 646,712 km (0.037 R)
• M3: 1,452,745 km (0.105 R)
• M4: 1,862,942 km (0.048 R)
• M5: 2,635,765 km (0.04 R)
• M6: 3,357,874 km (0.118 R)
• M7: 4,183,804 km (0.082 R)
• M8: 4,684,209 km (0.065 R)
• M9: 5,451,795 km (0.077 R)
• M10: 7,202,689 km (0.064 R)
• M11: 7,776,097 km (0.114 R)
• M12: 9,055,159 km (0.084 R)
• M13: 11,395,917 km (0.057 R)
• M14: 16,556,744 km (0.111 R)
• M15: 21,304,382 km (0.054 R)
• M16: 21,743,003 km (0.059 R)
• M17: 23,018,624 km (0.117 R)
• M18: 27,660,796 km (0.11 R)
• M19: 28,183,042 km (0.085 R)
• M20: 29,517,754 km (0.105 R)
• M21: 30,063,188 km (0.036 R)
• M22: 31,362,146 km (0.114 R)
• M23: 31,835,025 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.3

Radius: 3.3

Gravity: 49.25 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.27 AU - 11.75 AU

Year: 19557 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,088,558 km

• M1: 40,990 km (0.091 R)
• M2: 329,265 km (0.105 R)
• M3: 1,031,777 km (0.088 R)
• M4: 1,355,357 km (0.036 R)
• M5: 1,777,821 km (0.1 R)
• M6: 1,923,978 km (0.093 R)
• M7: 2,038,869 km (0.097 R)
• M8: 3,078,275 km (0.081 R)
• M9: 3,653,180 km (0.118 R)
• M10: 3,950,730 km (0.109 R)
• M11: 6,849,937 km (0.057 R)
• M12: 7,394,324 km (0.105 R)
• M13: 8,880,728 km (0.116 R)
• M14: 9,200,269 km (0.071 R)
• M15: 9,638,142 km (0.084 R)
• M16: 11,157,009 km (0.107 R)
• M17: 11,591,591 km (0.115 R)
• M18: 15,331,239 km (0.105 R)
• M19: 16,737,010 km (0.086 R)
• M20: 17,972,239 km (0.089 R)
• M21: 18,226,406 km (0.093 R)
• M22: 18,397,097 km (0.065 R)
• M23: 19,090,932 km (0.119 R)
• M24: 20,163,848 km (0.119 R)
• M25: 20,438,211 km (0.045 R)
• M26: 21,182,161 km (0.061 R)
• M27: 22,234,283 km (0.046 R)
• M28: 23,521,872 km (0.108 R)
• M29: 24,338,526 km (0.1 R)
• M30: 24,858,529 km (0.066 R)
• M31: 26,244,852 km (0.051 R)
• M32: 32,306,109 km (0.098 R)
• M33: 35,792,637 km (0.059 R)
• M34: 38,531,026 km (0.074 R)
• M35: 38,812,270 km (0.106 R)
• M36: 42,146,208 km (0.053 R)
• M37: 45,665,947 km (0.052 R)
• M38: 53,632,333 km (0.116 R)
• M39: 56,843,451 km (0.087 R)
• M40: 59,427,754 km (0.104 R)
• M41: 61,320,915 km (0.106 R)
• M42: 66,834,943 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 11,853 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit